255856683 has 8 divisors (see below), whose sum is σ = 342307728. Its totient is φ = 169988384.

The previous prime is 255856661. The next prime is 255856703. The reversal of 255856683 is 386658552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 255856683 - 2⁸ = 255856427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255852683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144660 + ... + 146417.

It is an arithmetic number, because the mean of its divisors is an integer number (42788466).

Almost surely, 2^255856683 is an apocalyptic number.

255856683 is a deficient number, since it is larger than the sum of its proper divisors (86451045).

255856683 is a wasteful number, since it uses less digits than its factorization.

255856683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291373.

The product of its digits is 1728000, while the sum is 48.

The square root of 255856683 is about 15995.5207167507. The cubic root of 255856683 is about 634.8419082748.

The spelling of 255856683 in words is "two hundred fifty-five million, eight hundred fifty-six thousand, six hundred eighty-three".